LG HG2 18650 Battery 3000mAh Flat Top INR18650HG2 High Drain 20A 3.7V Rechargeable IMR Brown


LG HG2 18650 battery, high drain, rechargeable, hybrid IMR - from LG Chem.

FREE battery case with each pair of batteries purchased.

This time model INR18650HG2 20 Amp continuous discharge - capacity 3000 mAh Flat Top.

All batteries we sell are 100% Authentic Genuine battery cells.

Battery Specifications:

  • Model name: 18650 HG2
  • Nominal Capacity: 3.0 Ah | 3000mAh
  • Amp limit-Maximum Continuous Discharge Current: 20A | 20000mA
  • Full Charge Voltage: 4.2V
  • Nominal Voltage: 3.6V-3.7V
  • Wrap color: Brown
  • Made by LG - South Korea

Manufacturer datasheet

Operating Temperature (Cell Surface Temperature):

  • Charging 0 ~ 50℃
  • Discharging -20 ~ 75℃

Charging Batteries:

  • Recommended Charge Constant Current: 0.5A, 1A or 2A
  • Lg HG2 can be charged with lower charging current | charging process will take longer.
  • Maximum Charging Constant Current: 4A | 4000mA
  • Max. Charging Constant Voltage: 4.2V
  • End of charge current cutoff: 100mA

Size / Weight:

  • 18650
  • Exact Dimensions: [H] 65.20 mm [D] 18.50 mm (+/- 0.3 mm)
  • Weight: 47g Max.
  • Positive terminal: Flat Top
  • External Electronic Protection: No (unprotected)

Highly recommended LG HG2 charger for 2 batteries is Xtar VC2 Plus Master. 

If you need to charge 3, or 4 batteries at the same time then Xtar VC4 is your best charger to use (optional 2.1A USB adapter will improve charging speed).


Important Safety Instructions and Warnings:

You must carefully read, and comply with the safety instructions and precautions in this Safety Instructions guide before charging, using your battery.
Failure to read, and follow Li-ion safety instructions and warnings may result in personal injuryfire, and property damages if the battery is charged and/or used improperly.


These are high discharge current & high capacity 18650 Li-ion batteries. If mishandled or mistreated, these batteries can cause you SERIOUS INJURY. USE AT YOUR OWN RISK.


What is in the box?

  • LG 18650-HG2 3000mAh 20A li-ion (hybrid IMR) rechargeable battery.
  • Protective battery case (holder) comes with each pair of batteries.
  • Pro packaging for your safety

Price listed is for one battery cell.

We usually ship the same business day from Florida - USA.



Product Reviews

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Reviewed by jbassv5
jbassv5 bought "LG HG2 18650 Battery 3000mAh Flat Top INR18650HG2 High Drain 20A 3.7V Rechargeable IMR Brown" on our website
High Value
I bought this and the green Samsung IMR 25R. This LG far out performed the Samsung in high drain vape duty.
Reviewed by Maxxheadroom
Maxxheadroom bought "LG HG2 18650 Battery 3000mAh Flat Top INR18650HG2 High Drain 20A 3.7V Rechargeable IMR Brown" on our website
Super fast shipping!
I am completely impressed how fast these guys got the batteries out the door to me! Not only that when they arrived I found them packed generously in foam, and inside a hard plastic case VERY COOL! The batteries are great as expected from LGs, long lasting very capable batteries.
Reviewed by Thomas489
Thomas489 bought "LG HG2 18650 Battery 3000mAh Flat Top INR18650HG2 High Drain 20A 3.7V Rechargeable IMR Brown" on our website
Great Battery
Bought 6 of these LG HG2 18650 3000mAh for vaping at reasonably high ohms 0.40 & above, at less then 40 watts. They last and hold a charge a long time. Great battery for the low price that I found here. Very fast shipping & they come with a plastic case, If you order at least two.

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